UPDATE: Teladoc and Livongo Health to merge in deal valued at $18.5 billion MarketWatchTeladoc Health to buy Livongo Health in $18.5 billion deal CNBC TelevisionTeladoc Health and Livongo merge in an $18.5 billion deal STATTelehealth leader Teladoc to buy Livongo in $18.5B deal FierceHealthcareTelemedicine provider Teledoc to spend $18.5B on Livongo Taiwan NewsView Full Coverage on Google News